-Château de Pierrefonds, Pierrefonds, Oise, France (Camelot).
-Cardiff, Wales, UK (Studio sets).
-Caerphilly Castle, Castle Street, Caerphilly, Mid Glamorgan, Wales, UK (Stawell garrison).
-Puzzlewood, Forest of Dean, Coleford, Gloucestershire (Aithusa coats a sword in her breath / Valley of the Fallen Kings).
-Three Bears Caves, Forest Fawr (Heol-y-fforest), Tongwynlais, UK (Crystal Cave - Outside).
-Clearwell Caves, Forest of Dean Coleford, Gloucestershire, UK (Crystal Cave – Inside).
-Trefil Quarry, Tredegar, Blaenau Gwent, Brecon Beacons, Wales, UK (Camlann).